diff --git a/resources/texts/about.html b/resources/texts/about.html
index 8a173b3..83b6d7b 100644
--- a/resources/texts/about.html
+++ b/resources/texts/about.html
@@ -20,7 +20,7 @@ This software is released under the terms of the GNU General Public License vers
 <li>Libkiwix - GPLv3 (<a href="https://github.com/kiwix/kiwix-lib">https://github.com/kiwix/kiwix-lib</a>)</li>
 <li>Qt - LGVLv3 (<a href="https://qt.io">qt.io</a>)</li>
 <li>Xapian - GPL (<a href="https://xapian.org">xapian.org</a>)</li>
-<li>CTTP2 - BSD (<a href="http://ctpp.havoc.ru">ctpp.havoc.ru</a>)</li>
+<li>Mustache - Boost (<a href="https://github.com/kainjow/Mustache">https://github.com/kainjow/Mustache</a>)</li>
 <li>Pugixml - MIT (<a href="https://pugixml.org">pugixml.org</a>)</li>
 <li>ICU - ICU License (<a href="http://icu-project.org">icu-project.org</a>)</li>
 <li>Libmicrohttpd - GPL (<a href="https://www.gnu.org/software/libmicrohttpd/">www.gnu.org/software/libmicrohttpd/</a>)</li>
diff --git a/resources/texts/fr/about.html b/resources/texts/fr/about.html
index d8619e9..961039b 100644
--- a/resources/texts/fr/about.html
+++ b/resources/texts/fr/about.html
@@ -20,7 +20,7 @@ Ce logiciel est publi&eacute; selon les conditions de la licence GNU General Pub
 <li>Libkiwix - GPLv3 (<a href="https://github.com/kiwix/kiwix-lib">https://github.com/kiwix/kiwix-lib</a>)</li>
 <li>Qt - LGVLv3 (<a href="https://qt.io">qt.io</a>)</li>
 <li>Xapian - GPL (<a href="https://xapian.org">xapian.org</a>)</li>
-<li>CTTP2 - BSD (<a href="http://ctpp.havoc.ru">ctpp.havoc.ru</a>)</li>
+<li>Mustache - Boost (<a href="https://github.com/kainjow/Mustache">https://github.com/kainjow/Mustache</a>)</li>
 <li>Pugixml - MIT (<a href="https://pugixml.org">pugixml.org</a>)</li>
 <li>ICU - ICU License (<a href="http://icu-project.org">icu-project.org</a>)</li>
 <li>Libmicrohttpd - GPL (<a href="https://www.gnu.org/software/libmicrohttpd/">www.gnu.org/software/libmicrohttpd/</a>)</li>